67919216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{249703}}^1$

素因数の和:249728

約数の個数: 20

約数和(自身を含む): 139334832

約数和(自身を除く): 71415616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 249703, 499406, 998812, 1997624, 3995248, 4244951, 8489902, 16979804, 33959608, 67919216]

約数ペア:

[(1, 67919216), (2, 33959608), (4, 16979804), (8, 8489902), (16, 4244951), (17, 3995248), (34, 1997624), (68, 998812), (136, 499406), (272, 249703)]